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Table 4 Short-term outcomes and complications in short and standard LOS groups after propensity score matching

From: A propensity score-matched analysis comparing outpatient and short-stay hospitalization to standard inpatient hospitalization following total ankle arthroplasty

  LOS ≤ 1 day (n = 446) LOS > 1 day (n = 446) p
Non-home discharge 1.3% (6/446) 12.1% (54/446) < 0.001*
Mortality 0.7% (3/446) 0.0% (0/446) 0.249
Return to OR 0.2% (1/446) 0.9% (4/446) 0.374
Readmission 0.4% (2/446) 1.1% (5/446) 0.451
Reoperation 0.2% (1/446) 0.4% (2/446) > 0.999
Operative complications
 Overalla 0.4% (2/446) 1.8% (8/446) 0.107
 Surgical site infection 0.2% (1/446) 0.7% (3/446) 0.624
 Dehiscence 0.0% (0/446) 0.4% (2/446) 0.499
 Bleeding requiring transfusion 0.2% (1/446) 0.9% (4/446) 0.374
Medical complications
 Overalla 0.2% (1/446) 2.5% (11/446) 0.006*
 Wound Infection 0.0% (0/446) 0.2% (1/446) > 0.999
 Pneumonia 0.0% (0/446) 0.2% (1/446) > 0.999
 Reintubation 0.0% (0/446) 0.2% (1/446) > 0.999
 Failure to wean intubation 0.0% (0/446) 0.0% (0/446)
 Pulmonary embolism 0.2% (1/446) 0.0% (0/446) > 0.999
 Renal insufficiency 0.0% (0/446) 0.0% (0/446)
 Renal failure 0.0% (0/446) 0.0% (0/446)
 Urinary tract infection 0.0% (0/446) 1.6% (7/446) 0.031*
 Cerebrovascular accident 0.0% (0/446) 0.0% (0/446)
 Cardiac arrest 0.0% (0/446) 0.0% (0/446)
 Myocardial infarction 0.0% (0/446) 0.2% (1/446) > 0.999
 Deep venous thromboembolism 0.0% (0/446) 0.4% (2/446) > 0.499
 Systemic sepsis 0.0% (0/446) 0.0% (0/446)
 Septic shock 0.0% (0/446) 0.0% (0/446)
  1. * indicates statistical significance (p < 0.05)
  2. aThe overall percentages may not equal the sum of the individual percentages, because some patients had multiple operative or medical complications